| Patents for H04L 27 - Modulated-carrier systems (89,721) |
|---|
| 10/15/1996 | CA2174197A1 Pll circuit and method |
| 10/15/1996 | CA2080960C False locking detection method and coherent digital demodulator using said method |
| 10/15/1996 | CA2000841C Transmission of data via power lines |
| 10/10/1996 | WO1996031970A1 A demodulator for transmission systems and use of such a demodulator |
| 10/10/1996 | WO1996031954A1 Output power controller |
| 10/10/1996 | WO1996031943A2 Quadrature signal conversion device |
| 10/10/1996 | WO1996031942A1 Multiple access up converter/modulator and method |
| 10/10/1996 | WO1996025802A3 System, transmitting and receiving circuitry for serially transmitting and serially receiving encoded information and method of operation |
| 10/09/1996 | EP0736986A1 Data reception apparatus, data transmission apparatus and method thereof which use reference data inserted into a transmission signal in order to estimate the transmission channel quality |
| 10/09/1996 | EP0736979A2 Fast fading packet diversity transmission method and system |
| 10/09/1996 | EP0555289B1 Channel equalisation in particular for fading channels |
| 10/09/1996 | CN1132972A Linear prediction filter coefficient quantizer and filter set |
| 10/08/1996 | US5563914 Carrier detector |
| 10/08/1996 | US5563908 Modulator and demodulator apparatus |
| 10/08/1996 | US5563897 Method for detecting information bits processed by concatenated block codes |
| 10/08/1996 | US5563888 Carrier offset tracking for a receiver using channel impulse response |
| 10/08/1996 | US5563664 Pre-frame-comb as well as pre-line-comb partial-response filtering of BPSK buried in a TV signal |
| 10/08/1996 | US5563556 Geometrically modulated waves |
| 10/08/1996 | US5563550 Recovery of data from amplitude modulated signals with self-coherent demodulation |
| 10/08/1996 | US5563537 Frequency-controlled circuit |
| 10/03/1996 | WO1996031039A1 Testing device for gmsk communication device |
| 10/02/1996 | EP0735731A2 Multicarrier modulator demodulator, with arrangements for reducing peak power |
| 10/02/1996 | EP0735730A2 Automatic frequency controller |
| 10/02/1996 | EP0735717A2 Timing recovery in a network-synchronized modem |
| 10/02/1996 | EP0735716A2 Timing recovery in a network-synchronized modem |
| 10/02/1996 | EP0735715A2 Radio communication terminal station |
| 10/02/1996 | EP0735712A2 Multicarrier modulation receiver using remodulation |
| 10/02/1996 | EP0734618A1 Method of mitigating the effects of clipping or quantization in the d/a converter of the transmit path of an echo canceller |
| 10/02/1996 | EP0734614A1 Narrow band, arbitrary hf modulation and noise generator |
| 10/02/1996 | CN1132449A Apparatus for demodulating and decoding satillite, terrestrial and cable transmitted digital televisin data |
| 10/01/1996 | US5561689 Method and apparatus for digital carrier detection in a wireless lan |
| 10/01/1996 | US5561686 Radio information communication system using multi-carrier spread spectrum transmission system |
| 10/01/1996 | US5561665 Automatic frequency offset compensation apparatus |
| 10/01/1996 | US5561468 Multiplexed modulation system for robust audio digital television |
| 10/01/1996 | US5561401 Quadrature modulator operable in quasi-microwave band of digital communication system |
| 09/26/1996 | WO1996029786A1 Method for quantizing a signal on a regular hexagonal lattice, and encoding/decoding methods therefor |
| 09/26/1996 | WO1996024995A3 Method of communication channel monitoring using parity bits |
| 09/26/1996 | WO1996024098A3 Circuit arrangement comprising a permutation unit and method of processing a batch of items |
| 09/25/1996 | EP0734138A1 Circuit and method for demodulating frequency shift keyed (FSK) signals |
| 09/25/1996 | EP0734133A1 Equalisation system for multicarrier receiver |
| 09/25/1996 | EP0734132A2 Signal structure for multicarrier modulation, which reduces the overhead requirement |
| 09/25/1996 | EP0733280A1 Phase/frequency modulator |
| 09/25/1996 | CN1131870A Trellis coded modulation employing lower dimension ality convolutional encoder |
| 09/25/1996 | CN1131848A Transmitting-receiving apparatus |
| 09/25/1996 | CA2171042A1 Circuit for demodulating fsk signals |
| 09/24/1996 | US5559835 Method and apparatus for encoding data for transfer over a communication channel |
| 09/24/1996 | US5559833 Transmission system comprising timing recovery |
| 09/24/1996 | US5559828 Transmitted reference spread spectrum communication using a single carrier with two mutually orthogonal modulated basis vectors |
| 09/24/1996 | US5559807 Power amplifier linearization in a TDMA mobile radio system |
| 09/24/1996 | US5559799 Modulator and demodulator apparatus as well as modulation and demodulation method |
| 09/24/1996 | US5559793 Echo cancellation system and method |
| 09/24/1996 | US5559792 Sound modification for use in simultaneous voice and data communications |
| 09/24/1996 | US5559791 Companding of voice signal for simultaneous voice and data transmission |
| 09/24/1996 | US5559561 Coded modulation with shaping gain and tomlinson precoding |
| 09/24/1996 | US5559475 Frequency synthesizer for synthesizing signals of a variety of frequencies by cross modulation |
| 09/19/1996 | WO1996028918A1 Single oscillator compressed digital information receiver |
| 09/19/1996 | WO1996028897A1 Band power echo reducer for multifrequency signal detectors |
| 09/19/1996 | WO1996028893A1 Balance companded delta conversion for homodyne receiver |
| 09/19/1996 | WO1996028885A1 Slope, drift and offset compensation in zero-if receivers |
| 09/19/1996 | WO1996022638A3 Orthogonal code division multiple access communication system having multicarrier modulation |
| 09/19/1996 | CA2214810A1 Balance companded delta conversion for homodyne receiver |
| 09/18/1996 | EP0732833A1 Carrier recovery circuit |
| 09/18/1996 | EP0732832A1 Signal transmitter, signal receiver, and signal transmitting-receiving method |
| 09/18/1996 | EP0732829A2 Clock phase detecting circuit and clock regenerating circuit each arranged in receiving unit of multiplex radio equipment |
| 09/18/1996 | EP0732597A1 Method and measuring distance, transmission of data, and a corresponding terminal |
| 09/18/1996 | EP0732022A1 Method and apparatus for coherent communication reception in a spread-spectrum communication system |
| 09/18/1996 | EP0732021A1 Method and apparatus for locating and tracking a qpsk carrier |
| 09/18/1996 | EP0732020A1 Receiver having an adjustable symbol slice demodulator |
| 09/18/1996 | EP0732013A1 Multipath search processor for a spread spectrum multiple access communication system |
| 09/18/1996 | CN1131496A Apparatus and method for increasing data transmission rate over wireless communication systems using spectral shaping |
| 09/18/1996 | CN1131489A Non-complex dual-correlation phase reversal detector and method |
| 09/17/1996 | US5557645 Channel-independent equalizer device |
| 09/17/1996 | US5557644 Signal demodulating and decoding apparatus and signal demodulating and decoding method |
| 09/17/1996 | US5557643 Automatic frequency control system for GMSK-modulated signals |
| 09/17/1996 | US5557641 Charge-coupled-device based transmitters and receivers |
| 09/17/1996 | US5557640 Phase and amplitude equalization arrangement |
| 09/17/1996 | US5557637 For processing an input signal for transmission as an output signal |
| 09/17/1996 | US5557634 Multiprotocol directed infrared communication controller |
| 09/17/1996 | US5557632 Demodulation and roll-off filter apparatus |
| 09/17/1996 | US5557612 Method and apparatus for establishing communication in a multi-tone data transmission system |
| 09/17/1996 | US5557222 Delayed detection type demodulator |
| 09/11/1996 | EP0731588A1 Multiresolution phase modulation, for multicarrier systems |
| 09/11/1996 | EP0731587A2 Compensation of doppler errors, particular in cellular networks |
| 09/11/1996 | EP0731585A1 Method and apparatus for performing signal reconstruction at the receiving end of a communication system |
| 09/11/1996 | EP0731577A1 Data transmission system using different bit rates |
| 09/11/1996 | EP0731569A2 Radio frequency telecommunications transceiver |
| 09/11/1996 | EP0731556A1 High-power linear amplification using periodically updated amplitude and phase correction values |
| 09/11/1996 | EP0642719B1 Process for reducing data in the transmission and/or storage of digital signals from several interdependent channels |
| 09/11/1996 | CN1130966A Method for transmission of reference signals in OFDM system |
| 09/11/1996 | CN1130838A Digital VSB detector with final 1-F carrier at submultiple of symbol rate for dhtV receiver |
| 09/11/1996 | CN1130832A Soft decision digital communication method and apparatus |
| 09/11/1996 | CN1130831A Demodulation control system and receiver capable of quickly acquiring desired carrier wave |
| 09/11/1996 | CN1130827A 通信系统 Communications systems |
| 09/10/1996 | US5555547 Convolutional coding and viterbi decoding system transparent to phase skips of π and π/2, with applications in TDMA transmission |
| 09/10/1996 | US5555276 Method of and apparatus for controlling modulation of digital signals in frequency-modulated transmissions |
| 09/10/1996 | US5555275 Multi-threshold and hierarchical television signal transmission system |
| 09/10/1996 | US5555268 Transceiver for transmitting a first stream of data symbols |
| 09/06/1996 | WO1996027248A1 Voice messaging system and method making efficient use of orthogonal modulation components |
| 09/06/1996 | WO1996027241A1 Data communications device to selectively operate as an analog modem, a digital modem, and a terminal adapter |
| 09/06/1996 | WO1996027173A1 Radio tracking system and method of operation thereof |